Flew a "jolly" in a "Frightner" in Borneo in 1964/5 RNZAF on a parafreight drop. Actually convinced a mate that the clamshell doors opened "in flight" and we binned the stuff out. When he mumbled something about drag, I pointed to the two dirty great [looking] donks and asked him just
why it had
two engines for its size
"Oh beggar, I never thought of that" he muttered....